Go forth — To battle. Stir up — He shall stir up his strength, and anger against the obstinate enemies of his Son and gospel. Roar — As a lion doth upon his prey, and as soldiers do when they begin the battle.
Related Commentaries of Isaiah 42:13
Isaiah 42:13
13 The LORD shall go forth as a mighty man, he shall stir up jealousy like a man of war: he shall cry, yea, roar; he shall prevailc against his enemies.